MarkG wrote:Nope. Press fit in theory shouldn't come loose. Bearing cups press in (hence the name) with a Park Tools press, then the crank arms keep it there. Are you sure the arms are squared up and tight?

As for the noise, winter time = sand and grit and rain, so maybe that's it?

Have not got the bike with press fit BB .I have a Trek with a BB90 in it.The BB 90 seems to be a very reliable & hassle free setup.The press fit setup seems to to freak me out a bit.does not seem like a good setup.Might be just me

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